Cisco Voice over IP (CVoice) (Authorized Self-Study Guide) (2nd Edition)

Following is a list of specifications for the Span Engineering dial plan:

  • The Cicero Campus number ranges are 708-555-1xxx, 708-555-2xxx, and 708-555-3xxx.

  • The Cicero Campus site-access code is 7.

  • The Dallas campus number ranges are 972-555-1xxx and 972-555-2xxx.

  • The Dallas campus site-access code is 5.

  • The ORD (Span Engineering Chicago airport location) number range is 630-555-5xxx.

  • The ORD site-access code is 6.

  • The PSTN requires ten-digit dialing for local calls.

  • The PSTN requires 1 + ten digits for long-distance calls.

  • Cicero to ORD is local through PSTN.

  • Cicero to Dallas is long distance through PSTN.

  • Intrasite calls require a four-digit extension.

  • Intersite calls require an access code and a four-digit extension.

Based on the dial plan worksheet, fill in the appropriate information in each space in Table 5-5. The first row has been filled in for you as an example.

Table 5-5. Practice Scenario 3: Span Engineering Dial Plan

Call Information

Number Dialed

Number Sent to Remote Gateway Through WAN

Number Sent to PSTN

Cicero caller calls Dallas extension 2312

52312

2312

1-972-555-2312

Cicero caller calls ORD extension 5087

   

Dallas caller calls Cicero extension 3312

   

Dallas caller calls Dallas extension 2887

   

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